How to Downgrade iPhone 4S, iPad 2, and iPad 3 with Redsn0w

iPhone Dev Team’s RedSn0w 0.9.11b1 is capable to downgrade iOS 5.1.1 to iOS 5.0.1 over A5-devices like iPhone 4S, iPad 2 or iPad 3. So, guide written below will help people to downgrade firmware over A5-devices easily by using Redsn0w.

Note: Before proceeding further make it sure that you have saved SHSH blobs on Cydia or on your computer for your A5-device over which you are going to downgrade iOS firmware.

Downgrade iPhone 4S, iPad 2, iPad 3 with Redsn0w




Extract and open Redsn0w

Step 2

Attach your iDevice to computer via USB cable


Click on “Extras” on Redsn0w window


Click on “Even more” on Redsn0w window


Click “Restore”


Click on “IPSW” button and browse for iOS 5.0.1 firmware file from your system


Select iOS 5.1.1 firmware file


Base band update warning message will display, read that carefully and then proceed further by clicking on “Yes”


“Entering Recovery” mode message will display, so click “OK”


Now, you have to restore blobs either by choosing Local blobs or Remote blobs option. If you choose “Local” then navigate to “.plist” file which contains the SHSH blobs or to use Remote blobs saved on Cydia simply use the other option “Remote” and let the restore process get complete

Congrats! your iDevice is downgraded to iOS 5.0.1 from iOS 5.1.1.

So, try this downgrade of iOS over A5-devices with Redsn0w and write your experience in comments section.

See also:
How to Save SHSH Blobs with TinyUmbrella
How to Save SHSH Blobs with iFaith

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